GB1512784A - Bass boost audio amplifier - Google Patents

Bass boost audio amplifier

Info

Publication number
GB1512784A
GB1512784A GB2253274A GB2253274A GB1512784A GB 1512784 A GB1512784 A GB 1512784A GB 2253274 A GB2253274 A GB 2253274A GB 2253274 A GB2253274 A GB 2253274A GB 1512784 A GB1512784 A GB 1512784A
Authority
GB
United Kingdom
Prior art keywords
transistor
amplifier
audio amplifier
emitter
collector
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB2253274A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Lucas Electrical Co Ltd
Original Assignee
Lucas Electrical Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Lucas Electrical Co Ltd filed Critical Lucas Electrical Co Ltd
Priority to GB2253274A priority Critical patent/GB1512784A/en
Priority to DE19752522167 priority patent/DE2522167A1/de
Priority to IT4965075A priority patent/IT1035772B/it
Priority to FR7516529A priority patent/FR2272526B1/fr
Priority to JP5980575A priority patent/JPS51253A/ja
Publication of GB1512784A publication Critical patent/GB1512784A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/30—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor
    • H03F3/3069—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor the emitters of complementary power transistors being connected to the output
    • H03F3/3071—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor the emitters of complementary power transistors being connected to the output with asymmetrical driving of the end stage
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/30—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/68—Combinations of amplifiers, e.g. multi-channel amplifiers for stereophonics

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
GB2253274A 1974-05-21 1974-05-21 Bass boost audio amplifier Expired GB1512784A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GB2253274A GB1512784A (en) 1974-05-21 1974-05-21 Bass boost audio amplifier
DE19752522167 DE2522167A1 (de) 1974-05-21 1975-05-17 Basshilfstonverstaerker
IT4965075A IT1035772B (it) 1974-05-21 1975-05-19 Amplificatore audio con esaltazione delle frequenze basse
FR7516529A FR2272526B1 (https=) 1974-05-21 1975-05-20
JP5980575A JPS51253A (ja) 1974-05-21 1975-05-21 Teionbuusutaonkyozofukuki

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2253274A GB1512784A (en) 1974-05-21 1974-05-21 Bass boost audio amplifier

Publications (1)

Publication Number Publication Date
GB1512784A true GB1512784A (en) 1978-06-01

Family

ID=10180914

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2253274A Expired GB1512784A (en) 1974-05-21 1974-05-21 Bass boost audio amplifier

Country Status (5)

Country Link
JP (1) JPS51253A (https=)
DE (1) DE2522167A1 (https=)
FR (1) FR2272526B1 (https=)
GB (1) GB1512784A (https=)
IT (1) IT1035772B (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4557252A (en) * 1983-04-15 1985-12-10 Pulstar Corporation Freeze protection valve and system
DE19601786C2 (de) * 1996-01-19 1999-04-22 Walter Schaefer Verfahren und Vorrichtung zur pneumatischen Gehörkurven-Linearisierung bei der Wiedergabe von Musik

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1926736B2 (de) * 1969-05-24 1971-08-19 Saba Schwarzwalder Apparate Bau Anstalt August Schwer Sohne GmbH, 7730 Villingen Gegengekoppelter transistor niederfrequenz verstaerker

Also Published As

Publication number Publication date
FR2272526A1 (https=) 1975-12-19
IT1035772B (it) 1979-10-20
FR2272526B1 (https=) 1979-02-16
JPS51253A (ja) 1976-01-05
DE2522167A1 (de) 1975-12-04

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee